20604037310652 has 12 divisors (see below), whose sum is σ = 48076087058216. Its totient is φ = 6868012436880.

The previous prime is 20604037310603. The next prime is 20604037310663. The reversal of 20604037310652 is 25601373040602.

It is a tau number, because it is divible by the number of its divisors (12).

It is a hoax number, since the sum of its digits (39) coincides with the sum of the digits of its distinct prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 20604037310652.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 858501554599 + ... + 858501554622.

Almost surely, 2^{20604037310652} is an apocalyptic number.

It is an amenable number.

20604037310652 is an abundant number, since it is smaller than the sum of its proper divisors (27472049747564).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

20604037310652 is a wasteful number, since it uses less digits than its factorization.

20604037310652 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1717003109228 (or 1717003109226 counting only the distinct ones).

The product of its (nonzero) digits is 181440, while the sum is 39.

The spelling of 20604037310652 in words is "twenty trillion, six hundred four billion, thirty-seven million, three hundred ten thousand, six hundred fifty-two".